<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Require</title>
</head>
<body>
  <h1>Require.js</h1>

  <script data-main="main.js" src="https://cdn.bootcss.com/require.js/2.3.6/require.js"></script>
</body>
</html>